Peat, which has industrial importance as a fuel in some regions, for example, Ireland and Finland. In its dehydrated form, peat is a highly effective absorbent for fuel and oil spills on land and water. Lignite (brown coal) is the lowest rank of coal and is used as fuel for electric power generation.
You can perform the following tasks only on a dynamic disk: 1  Create and delete simple, spanned, striped, mirrored, and RAID-5 volumes. 2  Extend a simple or spanned volume. 3  Remove a mirror from a mirrored volume or break the mirrored volume into two volumes.  Repair mirrored or RAID-5 1  volumes. Reactivate a missing or offline disk.
Unless specified otherwise, Windows initially partitions a drive as a basic disk by default. You must explicitly convert a basic disk to a dynamic disk. However, there are disk space considerations that must be accounted for before you attempt to do this. For more information, see How To Convert to Basic and Dynamic Disks in Windows XP Professional.